13 × 17 × 61

Prime Factor Structure

Factorization String 13 × 17 × 61

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 15,624

Proper Divisor Sum 2,143

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #13477 ← → #13487

1 13 17 61 221 793 1,037 13,481

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

13,481 40,444 20,222 10,111 30,334 15,167 45,502 22,751 68,254 34,127 102,382 51,191 153,574 76,787 230,362 115,181 345,544 172,772 86,386 43,193 129,580 64,790 32,395 97,186 48,593 145,780 72,890 36,445 109,336 54,668 27,334 13,667 41,002 20,501 61,504 30,752 15,376 7,688 3,844 1,922 961 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86

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